9894274438

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1\times {\mathrm{983}}^1$

素因数の和:2100

約数の個数: 32

約数和(自身を含む): 15287864832

約数和(自身を除く): 5393590394

約数列:

[1, 2, 71, 73, 142, 146, 971, 983, 1942, 1966, 5183, 10366, 68941, 69793, 70883, 71759, 137882, 139586, 141766, 143518, 954493, 1908986, 5032693, 5094889, 10065386, 10189778, 67769003, 69677989, 135538006, 139355978, 4947137219, 9894274438]

約数ペア:

[(1, 9894274438), (2, 4947137219), (71, 139355978), (73, 135538006), (142, 69677989), (146, 67769003), (971, 10189778), (983, 10065386), (1942, 5094889), (1966, 5032693), (5183, 1908986), (10366, 954493), (68941, 143518), (69793, 141766), (70883, 139586), (71759, 137882)]